补足音程 bǔzúyīnchéng complementary interval Origin Definitions Defs Strokes Stroke Words Sentences Sents 补足 補足 bǔzú to replenish to bring up to full strength; to make up a deficiency; to fill a vacancy or gap音程 yīnchéng interval The difference in pitch between two musical notes; measured in units called 度 dù.